#acupoftea - mail.ontime-ae.com

System	:	Linux server1.ontime-gulf.com 4.18.0-553.5.1.el8_10.x86_64 #1 SMP Wed Jun 5 09:12:13 EDT 2024 x86_64
Software	:	Apache
Server	:	162.0.230.206
Domains	:	40 Domain
Permission	:	[ drwxr-xr-x ]
	:	/ usr / include / bind9 / dns /

216.73.216.38

Home

File rdataslab.h

/*
 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */

#ifndef DNS_RDATASLAB_H
#define DNS_RDATASLAB_H 1

/*! \file dns/rdataslab.h
 * \brief
 * Implements storage of rdatasets into slabs of memory.
 *
 * MP:
 *\li	Clients of this module must impose any required synchronization.
 *
 * Reliability:
 *\li	This module deals with low-level byte streams.  Errors in any of
 *	the functions are likely to crash the server or corrupt memory.
 *
 *\li	If the caller passes invalid memory references, these functions are
 *	likely to crash the server or corrupt memory.
 *
 * Resources:
 *\li	None.
 *
 * Security:
 *\li	None.
 *
 * Standards:
 *\li	None.
 */

/***
 *** Imports
 ***/

#include <stdbool.h>

#include <isc/lang.h>

#include <dns/types.h>

ISC_LANG_BEGINDECLS

#define DNS_RDATASLAB_FORCE 0x1
#define DNS_RDATASLAB_EXACT 0x2

#define DNS_RDATASLAB_OFFLINE 0x01 	/* RRSIG is for offline DNSKEY */
#define DNS_RDATASLAB_WARNMASK 0x0E	/*%< RRSIG(DNSKEY) expired
					 * warnings number mask. */
#define DNS_RDATASLAB_WARNSHIFT 1	/*%< How many bits to shift to find
					 * remaining expired warning number. */

/***
 *** Functions
 ***/

isc_result_t
dns_rdataslab_fromrdataset(dns_rdataset_t *rdataset, isc_mem_t *mctx,
			   isc_region_t *region, unsigned int reservelen);
/*%<
 * Slabify a rdataset.  The slab area will be allocated and returned
 * in 'region'.
 *
 * Requires:
 *\li	'rdataset' is valid.
 *
 * Ensures:
 *\li	'region' will have base pointing to the start of allocated memory,
 *	with the slabified region beginning at region->base + reservelen.
 *	region->length contains the total length allocated.
 *
 * Returns:
 *\li	ISC_R_SUCCESS		- successful completion
 *\li	ISC_R_NOMEMORY		- no memory.
 *\li	XXX others
 */

void
dns_rdataslab_tordataset(unsigned char *slab, unsigned int reservelen,
			 dns_rdataclass_t rdclass, dns_rdatatype_t rdtype,
			 dns_rdatatype_t covers, dns_ttl_t ttl,
			 dns_rdataset_t *rdataset);
/*%<
 * Construct an rdataset from a slab.
 *
 * Requires:
 *\li	'slab' points to a slab.
 *\li	'rdataset' is disassociated.
 *
 * Ensures:
 *\li	'rdataset' is associated and points to a valid rdataest.
 */

unsigned int
dns_rdataslab_size(unsigned char *slab, unsigned int reservelen);
/*%<
 * Return the total size of an rdataslab.
 *
 * Requires:
 *\li	'slab' points to a slab.
 *
 * Returns:
 *\li	The number of bytes in the slab, including the reservelen.
 */

unsigned int
dns_rdataslab_count(unsigned char *slab, unsigned int reservelen);
/*%<
 * Return the number of records in the rdataslab
 *
 * Requires:
 *\li	'slab' points to a slab.
 *
 * Returns:
 *\li	The number of records in the slab.
 */

isc_result_t
dns_rdataslab_merge(unsigned char *oslab, unsigned char *nslab,
		    unsigned int reservelen, isc_mem_t *mctx,
		    dns_rdataclass_t rdclass, dns_rdatatype_t type,
		    unsigned int flags, unsigned char **tslabp);
/*%<
 * Merge 'oslab' and 'nslab'.
 */

isc_result_t
dns_rdataslab_subtract(unsigned char *mslab, unsigned char *sslab,
		       unsigned int reservelen, isc_mem_t *mctx,
		       dns_rdataclass_t rdclass, dns_rdatatype_t type,
		       unsigned int flags, unsigned char **tslabp);
/*%<
 * Subtract 'sslab' from 'mslab'.  If 'exact' is true then all elements
 * of 'sslab' must exist in 'mslab'.
 *
 * XXX
 * valid flags are DNS_RDATASLAB_EXACT
 */

bool
dns_rdataslab_equal(unsigned char *slab1, unsigned char *slab2,
		    unsigned int reservelen);
/*%<
 * Compare two rdataslabs for equality.  This does _not_ do a full
 * DNSSEC comparison.
 *
 * Requires:
 *\li	'slab1' and 'slab2' point to slabs.
 *
 * Returns:
 *\li	true if the slabs are equal, false otherwise.
 */
bool
dns_rdataslab_equalx(unsigned char *slab1, unsigned char *slab2,
		     unsigned int reservelen, dns_rdataclass_t rdclass,
		     dns_rdatatype_t type);
/*%<
 * Compare two rdataslabs for DNSSEC equality.
 *
 * Requires:
 *\li	'slab1' and 'slab2' point to slabs.
 *
 * Returns:
 *\li	true if the slabs are equal, #false otherwise.
 */

ISC_LANG_ENDDECLS

#endif /* DNS_RDATASLAB_H */

Name	Type	Size	Permission	Last Modified	Actions
.	DIR	-	drwxr-xr-x	2025-02-21 10:57:15
..	DIR	-	drwxr-xr-x	2025-02-21 10:57:16
acache.h	text/x-c	13.9 KB	-rw-r--r--	2025-02-20 09:05:25
acl.h	text/x-c	7.07 KB	-rw-r--r--	2025-02-20 09:05:25
adb.h	text/x-c	22.07 KB	-rw-r--r--	2025-02-20 09:05:25
badcache.h	text/x-c	3.29 KB	-rw-r--r--	2025-02-20 09:05:25
bit.h	text/x-c	807 B	-rw-r--r--	2025-02-20 09:05:25
byaddr.h	text/x-c	3.91 KB	-rw-r--r--	2025-02-20 09:05:25
cache.h	text/x-c	8.44 KB	-rw-r--r--	2025-02-20 09:05:25
callbacks.h	text/x-c	2.22 KB	-rw-r--r--	2025-02-20 09:05:25
catz.h	text/x-c	11.56 KB	-rw-r--r--	2025-02-20 09:05:25
cert.h	text/x-c	1.43 KB	-rw-r--r--	2025-02-20 09:05:25
client.h	text/x-c	21.53 KB	-rw-r--r--	2025-02-20 09:05:25
clientinfo.h	text/x-c	1.96 KB	-rw-r--r--	2025-02-20 09:05:25
compress.h	text/x-c	6.49 KB	-rw-r--r--	2025-02-20 09:05:25
db.h	text/x-c	45.48 KB	-rw-r--r--	2025-02-20 09:05:25
dbiterator.h	text/x-c	7.25 KB	-rw-r--r--	2025-02-20 09:05:25
dbtable.h	text/x-c	3.09 KB	-rw-r--r--	2025-02-20 09:05:25
diff.h	text/x-c	6.82 KB	-rw-r--r--	2025-02-20 09:05:25
dispatch.h	text/x-c	16.04 KB	-rw-r--r--	2025-02-20 09:05:25
dlz.h	text/x-c	10.37 KB	-rw-r--r--	2025-02-20 09:05:25
dlz_dlopen.h	text/x-c	4.57 KB	-rw-r--r--	2025-02-20 09:05:25
dns64.h	text/x-c	5.5 KB	-rw-r--r--	2025-02-20 09:05:25
dnssec.h	text/x-c	11.83 KB	-rw-r--r--	2025-02-20 09:05:25
dnstap.h	text/x-c	9.14 KB	-rw-r--r--	2025-02-20 09:05:25
ds.h	text/x-c	1.2 KB	-rw-r--r--	2025-02-20 09:05:25
dsdigest.h	text/x-c	1.68 KB	-rw-r--r--	2025-02-20 09:05:25
dyndb.h	text/x-c	4.72 KB	-rw-r--r--	2025-02-20 09:05:25
ecdb.h	text/x-c	809 B	-rw-r--r--	2025-02-20 09:05:25
edns.h	text/plain	722 B	-rw-r--r--	2025-02-20 09:05:25
enumclass.h	text/plain	1.19 KB	-rw-r--r--	2025-02-20 09:05:25
enumtype.h	text/plain	8.11 KB	-rw-r--r--	2025-02-20 09:05:25
events.h	text/x-c	3.96 KB	-rw-r--r--	2025-02-20 09:05:25
fixedname.h	text/x-c	1.62 KB	-rw-r--r--	2025-02-20 09:05:25
forward.h	text/x-c	3.37 KB	-rw-r--r--	2025-02-20 09:05:25
geoip.h	text/x-c	2.73 KB	-rw-r--r--	2025-02-20 09:05:25
ipkeylist.h	text/x-c	2.13 KB	-rw-r--r--	2025-02-20 09:05:25
iptable.h	text/x-c	1.58 KB	-rw-r--r--	2025-02-20 09:05:25
journal.h	text/x-c	8.03 KB	-rw-r--r--	2025-02-20 09:05:25
keydata.h	text/x-c	1.03 KB	-rw-r--r--	2025-02-20 09:05:25
keyflags.h	text/x-c	1.25 KB	-rw-r--r--	2025-02-20 09:05:25
keytable.h	text/x-c	9.24 KB	-rw-r--r--	2025-02-20 09:05:25
keyvalues.h	text/plain	4.06 KB	-rw-r--r--	2025-02-20 09:05:25
lib.h	text/x-c	1.16 KB	-rw-r--r--	2025-02-20 09:05:25
log.h	text/x-c	3.87 KB	-rw-r--r--	2025-02-20 09:05:25
lookup.h	text/x-c	2.86 KB	-rw-r--r--	2025-02-20 09:05:25
master.h	text/x-c	11.02 KB	-rw-r--r--	2025-02-20 09:05:25
masterdump.h	text/x-c	12.35 KB	-rw-r--r--	2025-02-20 09:05:25
message.h	text/x-c	37.92 KB	-rw-r--r--	2025-02-20 09:05:25
name.h	text/x-c	36.25 KB	-rw-r--r--	2025-02-20 09:05:25
ncache.h	text/x-c	4.81 KB	-rw-r--r--	2025-02-20 09:05:25
nsec.h	text/x-c	2.86 KB	-rw-r--r--	2025-02-20 09:05:25
nsec3.h	text/x-c	7.84 KB	-rw-r--r--	2025-02-20 09:05:25
nta.h	text/x-c	4.44 KB	-rw-r--r--	2025-02-20 09:05:25
opcode.h	text/x-c	1007 B	-rw-r--r--	2025-02-20 09:05:25
order.h	text/x-c	1.95 KB	-rw-r--r--	2025-02-20 09:05:25
peer.h	text/x-c	5.83 KB	-rw-r--r--	2025-02-20 09:05:25
portlist.h	text/x-c	2.05 KB	-rw-r--r--	2025-02-20 09:05:25
private.h	text/x-c	1.89 KB	-rw-r--r--	2025-02-20 09:05:25
rbt.h	text/x-c	39.67 KB	-rw-r--r--	2025-02-20 09:05:25
rcode.h	text/x-c	2.42 KB	-rw-r--r--	2025-02-20 09:05:25
rdata.h	text/x-c	21.11 KB	-rw-r--r--	2025-02-20 09:05:25
rdataclass.h	text/x-c	2.2 KB	-rw-r--r--	2025-02-20 09:05:25
rdatalist.h	text/x-c	2.51 KB	-rw-r--r--	2025-02-20 09:05:25
rdataset.h	text/x-c	21.03 KB	-rw-r--r--	2025-02-20 09:05:25
rdatasetiter.h	text/x-c	3.83 KB	-rw-r--r--	2025-02-20 09:05:25
rdataslab.h	text/x-c	4.28 KB	-rw-r--r--	2025-02-20 09:05:25
rdatastruct.h	text/x-c	60.14 KB	-rw-r--r--	2025-02-20 09:05:25
rdatatype.h	text/x-c	2.24 KB	-rw-r--r--	2025-02-20 09:05:25
request.h	text/x-c	10.89 KB	-rw-r--r--	2025-02-20 09:05:25
resolver.h	text/x-c	19.75 KB	-rw-r--r--	2025-02-20 09:05:25
result.h	text/x-c	9.07 KB	-rw-r--r--	2025-02-20 09:05:25
rootns.h	text/x-c	892 B	-rw-r--r--	2025-02-20 09:05:25
rpz.h	text/x-c	10.09 KB	-rw-r--r--	2025-02-20 09:05:25
rriterator.h	text/x-c	4.13 KB	-rw-r--r--	2025-02-20 09:05:25
rrl.h	text/x-c	6.48 KB	-rw-r--r--	2025-02-20 09:05:25
sdb.h	text/x-c	7.05 KB	-rw-r--r--	2025-02-20 09:05:25
sdlz.h	text/x-c	13.88 KB	-rw-r--r--	2025-02-20 09:05:25
secalg.h	text/x-c	1.67 KB	-rw-r--r--	2025-02-20 09:05:25
secproto.h	text/x-c	1.52 KB	-rw-r--r--	2025-02-20 09:05:25
soa.h	text/x-c	2.13 KB	-rw-r--r--	2025-02-20 09:05:25
ssu.h	text/x-c	8.11 KB	-rw-r--r--	2025-02-20 09:05:25
stats.h	text/x-c	13.14 KB	-rw-r--r--	2025-02-20 09:05:25
tcpmsg.h	text/x-c	3.07 KB	-rw-r--r--	2025-02-20 09:05:25
time.h	text/x-c	1.66 KB	-rw-r--r--	2025-02-20 09:05:25
timer.h	text/x-c	1.03 KB	-rw-r--r--	2025-02-20 09:05:25
tkey.h	text/x-c	7.45 KB	-rw-r--r--	2025-02-20 09:05:25
tsec.h	text/x-c	2.88 KB	-rw-r--r--	2025-02-20 09:05:25
tsig.h	text/x-c	8.19 KB	-rw-r--r--	2025-02-20 09:05:25
ttl.h	text/x-c	1.9 KB	-rw-r--r--	2025-02-20 09:05:25
types.h	text/x-c	13.83 KB	-rw-r--r--	2025-02-20 09:05:25
update.h	text/x-c	1.61 KB	-rw-r--r--	2025-02-20 09:05:25
validator.h	text/x-c	6.99 KB	-rw-r--r--	2025-02-20 09:05:25
version.h	text/x-c	868 B	-rw-r--r--	2025-02-20 09:05:25
view.h	text/x-c	34.45 KB	-rw-r--r--	2025-02-20 09:05:25
xfrin.h	text/x-c	2.86 KB	-rw-r--r--	2025-02-20 09:05:25
zone.h	text/x-c	59.44 KB	-rw-r--r--	2025-02-20 09:05:25
zonekey.h	text/x-c	777 B	-rw-r--r--	2025-02-20 09:05:25
zt.h	text/x-c	5.43 KB	-rw-r--r--	2025-02-20 09:05:25

~ ACUPOFTEA - mail.ontime-ae.com